+func NewTimestamp(t time.Time) Timestamp {
+ sec := int64(t.Unix())
+ nsec := int32(t.Nanosecond())
+ ns := float64(sec) + float64(nsec/1e9)
+ return Timestamp(ns)
+}
+func (x Timestamp) ToTime() time.Time {
+ ns := int64(x * 1e9)
+ sec := ns / 1e9
+ nsec := ns % 1e9
+ return time.Unix(sec, nsec)
+}
+func (x Timestamp) String() string {
+ return x.ToTime().String()
+}
+func (x *Timestamp) MarshalText() ([]byte, error) {
+ return []byte(x.ToTime().Format(time.RFC3339Nano)), nil
+}
+func (x *Timestamp) UnmarshalText(text []byte) error {
+ t, err := time.Parse(time.RFC3339Nano, string(text))
+ if err != nil {
+ return err
+ }
+ *x = NewTimestamp(t)
+ return nil
+}
+